CN101537460B - Thin-walled multiply bellows straight-side port closing device - Google Patents
Thin-walled multiply bellows straight-side port closing device Download PDFInfo
- Publication number
- CN101537460B CN101537460B CN2009100741648A CN200910074164A CN101537460B CN 101537460 B CN101537460 B CN 101537460B CN 2009100741648 A CN2009100741648 A CN 2009100741648A CN 200910074164 A CN200910074164 A CN 200910074164A CN 101537460 B CN101537460 B CN 101537460B
- Authority
- CN
- China
- Prior art keywords
- pinch roller
- frame
- screw rod
- closing device
- leading truck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
- B23K9/0282—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections
- B23K9/0286—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections with an electrode moving around the fixed tube during the welding operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Abstract
The invention relates to a thin-wall multiply bellows straight-side port closing device, which is used for solving the problem of bellows straight-side port closing welding. The technical proposal of the closing device is as follows: the closing device comprises a machine frame, a retaining walking part, a supporting and guiding part, and a welding gun extension board which are arranged on the machine frame; the retaining walking part comprises a walking wheel of a waling motor, a clamping roller and a clamping roller adjusting mechanism; wherein the walking motor drives the walking wheel; the clamping roller and the walking wheel are arranged side by side in the horizontal direction; the supporting and guiding part is composed of a front guide frame and a back guide frame which are respectively provided with a front guide wheel and a back guide wheel; the front guide frame and the back guide frame are respectively articulated on the front part and the rear part of the machine frame. The closing device is small in volume, light in weight, convenient for installation and operation, does not occupy fixed place and space, does not limit the height of the processed bellows, and can use argon-arc welding for automatic mechanical closing the oversized bellows with more than DN 500; the quality of the welded junction thereof is good quality; and the productivity effect is increased by 1 to 1.5 times.
Description
Technical field
The present invention relates to a kind of welder, seal the isolated plant of welding, belong to the pipe fitting welding technology field especially for the super-large diameter thin-walled multiply bellows straight-side port.
Background technology
Metal bellows is widely used in the pipe-line system, adopts the manufacturing of thin-walled multilayer austenitic stainless steel usually, and generally between 0.5～1.2mm, its number of plies is generally 2～6 layers to its thickness in monolayer, and general thickness is 1.0～7.2mm.The wavy metal pipe manufacturer is pressed the regulation among the GB/12777-1999 " metal corrugated pipe expansion joint general technical specifications ", and multiply bellows straight-side section port is used argon arc welding or roll welding edge sealing, makes each layer of port molten for whole.Prior art is welded with three kinds of methods, one for multiple layer metal bellows straight section port sealing: adopt vertical electric energy storage seam welder to carry out machinery and seal; Its two: adopt the horizontal mechanical rotating machinery, be equipped with electric energy storage seam welder and finish and seal; Its three: adopt and manually to seal.Above-mentioned three kinds of methods existing problems are as follows: the employing method because the limitation of mechanical rotation equipment, maximumly only can be finished DN2500 and seals with interior bellows straight section for the moment, simultaneously, needs auxiliary supporting arrangement, to guarantee seal quality; When adopting method two, because the operation place takes up room excessive, along with the multiply bellows height increases, bellows straight section sealing part is the some contact in addition, the difficult control of stability in seam weldering process, and only to finish DN2500～4000, bellows height be that the bellows straight section of 1000mm seals.If problem such as adopt artificial argon arc welding to seal then to have that efficient is low, difficult quality guarantee, hand labor intensity are big.At present,, seal, can only take artificial argon arc welding to seal and be finished for straight section greater than the bellows more than the DN4000 based on the limitation of equipment.
Summary of the invention
Technical problem to be solved by this invention is: a kind of high efficiency, the reliable thin-walled multiply bellows straight-side port closing device of welding quality stable are provided.
The alleged problem of the present invention is solved by following technical scheme:
A kind of thin-walled multiply bellows straight-side port closing device, its special feature is: it is made up of frame and rack-mounted clamping running gear, supporting targeting part, welding gun support plate, described clamping running gear comprises movable motor road wheel, pinch roller and pinch roller guiding mechanism, wherein, the movable motor ground-engaging wheel, pinch roller and road wheel are arranged side by side in the horizontal direction; Described supporting targeting part is made of front jockey wheel, back directive wheel, preceding leading truck, back leading truck, and wherein, swivel bearing is on forward and backward leading truck respectively for forward and backward directive wheel, and described forward and backward leading truck is hinged on frame front and rear portion respectively.
Above-mentioned thin-walled multiply bellows straight-side port closing device, described pinch roller guiding mechanism adjusts screw rod by pinch roller frame, pinch roller spring, pinch roller and pinch roller adjustment swing handle constitutes, pinch roller frame one end and frame is hinged, the hinged pinch roller of the other end, adjusting screw rod is horizontally through by the pinch roller frame middle part, the affixed frame of one end, the other end combines with adjusting the swing handle spiral, and the pinch roller spring housing is contained in to be adjusted on the screw rod, between pinch roller frame and frame.
Above-mentioned thin-walled multiply bellows straight-side port closing device, described welding gun support plate is provided with gun rack guiding mechanism, mobile gun rack and fixing gun rack, described mobile gun rack and fixedly gun rack be arranged side by side, described gun rack guiding mechanism comprise adjust piece, vertically adjust screw rod, laterally adjust screw rod, wherein, vertically adjusting screw rod combines with welding gun support plate top spiral, the affixed adjustment piece in its lower end, laterally adjusting screw rod is horizontally through the welding gun support plate, adjusts piece, combine the affixed mobile gun rack in its end with adjustment piece spiral.
Above-mentioned thin-walled multiply bellows straight-side port closing device, described clamping running gear also is provided with stabilizer, and stabilizer is positioned at frame lower, and stabilizer periphery medial extremity is corresponding up and down with road wheel periphery medial extremity position.
Above-mentioned thin-walled multiply bellows straight-side port closing device, described back leading truck is provided with transverse groove, this groove two side wall panels medium position correspondence be provided with slotted hole, also be provided with guiding on the back leading truck and adjust assembly, described guiding is adjusted assembly and is made up of guiding adjustment screw rod and cylindrical nuts, described cylindrical nuts is arranged in the transverse groove of back leading truck, and the adjustment screw rod passes its middle part of slotted hole and cooperates with the cylindrical nuts spiral.
The present invention is directed to existing equipment and can not be applicable to that the super-large diameter thin-walled multiply bellows straight-side port seals the problem of welding and designs a kind of isolated plant, volume of the present invention is little, in light weight, be convenient to fitting operation and do not take fixed venue and space, the bellows height of being processed there is not any requirement for restriction, adopt this device to adopt the argon arc welding automation to seal to any super large bellows straight section port more than the DN500, its weld bond quality meets standard-required fully.Test shows, adopts the present invention can enhance productivity 1～1.5 times, and has the advantages that security of operation is stable, simple to operate, be easy to realize.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the rearview of Fig. 1;
Fig. 4 is the vertical view of Fig. 1;
Fig. 5 is the vertical view of duty of the present invention.
Label is expressed as follows in the accompanying drawing: 1. front jockey wheel, 2. before leading truck; 3. frame, 4. movable motor, 5. road wheel, 6. welding gun, 7. the welding gun support plate is 8. vertically adjusted screw rod, 9. moves gun rack, 10. fixing gun rack, 11. back leading trucks, 11-1. transverse groove; 11-2. slotted hole, 12. back directive wheels, 13. workpiece to be welded, 14. guiding are adjusted screw rod, 15. stabilizers, 16. laterally adjust screw rod, 17. adjust piece, 18. cylindrical nuts, and 19. pinch rollers are adjusted swing handle, 20. pinch roller is adjusted screw rod, 21. pinch roller frames, 22. pinch roller springs, 23. pinch rollers.
The specific embodiment
Referring to Fig. 1, Fig. 4, device of the present invention is made up of frame 3 and rack-mounted clamping running gear, supporting targeting part, welding gun support plate.The supporting targeting part is made of the preceding leading truck 2 that is respectively equipped with front jockey wheel 1, back directive wheel 12, back leading truck 11, and forward and backward leading truck is hinged on the front and rear of frame respectively.Front and back directive wheel and back directive wheel are ridden above workpiece 13 to be welded, and its effect guiding device is on the one hand walked along workpiece upper port camber line to be welded, plays the supporting role to installing on the other hand.Stable for guaranteeing directive wheel, also be provided with guiding on the back leading truck and adjust assembly, guiding is adjusted assembly and is made up of guiding adjustment screw rod 14 and cylindrical nuts 18, on the leading truck 11 of back, be provided with transverse groove 11-1, this groove two side wall panels medium position correspondence be provided with slotted hole 11-2, cylindrical nuts is arranged in the transverse groove of back leading truck, and the adjustment screw rod passes slotted hole, its middle part cooperates with the cylindrical nuts spiral.Referring to Fig. 5, during the work of this device, it is seated on the workpiece port to be welded, forward and backward leading truck rotates a certain angle according to diameter of work to be welded, wherein, preceding leading truck is freely to rotate, and the back leading truck anglec of rotation is adjusted screw rod 14 realizations by rotating, when rotating adjustment screw rod 14, realize angle adjustment by the displacement promotion back leading truck of cylindrical nuts 18.
Referring to Fig. 1-Fig. 4, described clamping running gear comprises movable motor 4, road wheel 5, pinch roller 23 and pinch roller guiding mechanism, and wherein, movable motor ground-engaging wheel, movable motor are direct current generator, but electric-control system is by the stepless speed regulation of inversion speed-governing dead slow speed.For preventing that road wheel from skidding, add embossing at road wheel periphery machine and handle to increase frictional force.Pinch roller and road wheel are arranged side by side in the horizontal direction, and workpiece 13 straight sections to be welded when movable motor drives the road wheel rotation, are installed overall operation, the pinch roller servo-actuated by road wheel and pinch roller clamping.The pinch roller guiding mechanism is used to adjust road wheel and pinch roller is treated the chucking power size that welder's part produces, the pinch roller guiding mechanism adjusts screw rod 20 by pinch roller frame 21, pinch roller spring 22, pinch roller and pinch roller adjustment swing handle 19 constitutes, pinch roller frame one end and frame is hinged, the hinged pinch roller of the other end, adjusting screw rod is horizontally through by the pinch roller frame middle part, one end and frame seam, the other end combines with adjusting the swing handle spiral, and the pinch roller spring housing is contained in to be adjusted on the screw rod between pinch roller frame and frame.The rotation pinch roller is adjusted swing handle 19, can adjust the flexible of pinch roller spring, thereby the realization pinch roller is treated the adjustment of welder's part pressure size.For preventing that laying particular stress on inclination because of movable motor makes welding gun axis runout axis of a weld, the clamping running gear also is provided with stabilizer 15, stabilizer is positioned at frame lower, stabilizer periphery medial extremity is corresponding up and down with road wheel periphery medial extremity position, workpiece 13 to be welded is close in the stabilizer inboard during device work, and rotates with the device walking.
Referring to Fig. 1, Fig. 2, the set welding gun support plate 7 of this device is used for fixing welding gun 6, the welding gun support plate is provided with gun rack guiding mechanism, mobile gun rack 9 and fixing gun rack 10, mobile gun rack and fixedly gun rack be arranged side by side, the position of the two gun rack lines of centres is corresponding with workpiece to be welded.The gun rack guiding mechanism only carries out trace adjustment to the position of mobile gun rack 9.Described gun rack guiding mechanism comprise adjust piece 17, vertically adjust screw rod 8, laterally adjust screw rod 16, wherein, vertically adjust screw rod and combine with welding gun support plate top spiral, the affixed adjustment piece in its lower end, the fine setting that screw rod can be realized mobile gun rack 9 upper-lower positions is vertically adjusted in rotation; Laterally adjust screw rod 16 and be horizontally through the slotted eye on the welding gun support plate and adjust piece 17, and combine with adjusting the piece spiral, the affixed mobile gun rack 9 in its end, the fine setting that screw rod 16 can be realized (Fig. 2 left and right directions) on mobile gun rack 9 horizontal directions is laterally adjusted in rotation.
Volume of the present invention is little, and overall weight is no more than 4 kilograms, is seated in during work by on the weldering metal bellows straight section port, and the each several part position is adjusted, and unlatching movable motor and welding machine can be finished the welding of sealing to metal bellows straight section port automatically.
Claims (5)
1. thin-walled multiply bellows straight-side port closing device, it is characterized in that: it is made up of frame (3) and rack-mounted clamping running gear, supporting targeting part, welding gun support plate, described clamping running gear comprises movable motor (4), road wheel (5), pinch roller (23) and pinch roller guiding mechanism, wherein, the movable motor ground-engaging wheel, pinch roller and road wheel are arranged side by side in the horizontal direction; Described supporting targeting part is made of front jockey wheel (1), back directive wheel (12), preceding leading truck (2), back leading truck (11), wherein, swivel bearing is on forward and backward leading truck respectively for forward and backward directive wheel, and described forward and backward leading truck is hinged on frame front and rear portion respectively.
2. thin-walled multiply bellows straight-side port closing device according to claim 1, it is characterized in that: described pinch roller guiding mechanism adjusts screw rod (20) by pinch roller frame (21), pinch roller spring (22), pinch roller and pinch roller is adjusted swing handle (19) formation, pinch roller frame one end and frame is hinged, the hinged pinch roller of the other end, adjusting screw rod is horizontally through by the pinch roller frame middle part, the affixed frame of one end, the other end combines with adjusting the swing handle spiral, and the pinch roller spring housing is contained in to be adjusted on the screw rod, between pinch roller frame and frame.
3. thin-walled multiply bellows straight-side port closing device according to claim 2, it is characterized in that: described welding gun support plate (7) is provided with the gun rack guiding mechanism, mobile gun rack (9) and fixing gun rack (10), described mobile gun rack and fixedly gun rack be arranged side by side, described gun rack guiding mechanism comprises adjusts piece (17), vertically adjust screw rod (8), laterally adjust screw rod (16), wherein, vertically adjusting screw rod combines with welding gun support plate top spiral, the affixed adjustment piece in its lower end, laterally adjust screw rod and be horizontally through the welding gun support plate, adjust piece, combine the affixed mobile gun rack in its end with adjustment piece spiral.
4. according to claim 1 or 2 or 3 described thin-walled multiply bellows straight-side port closing devices, it is characterized in that: described clamping running gear also is provided with stabilizer (15), stabilizer is positioned at frame lower, and stabilizer periphery medial extremity is corresponding up and down with road wheel periphery medial extremity position.
5. thin-walled multiply bellows straight-side port closing device according to claim 4, it is characterized in that: described back leading truck (11) is provided with transverse groove (11-1), this groove two side wall panels medium position correspondence be provided with slotted hole (11-2), also be provided with guiding on the back leading truck and adjust assembly, described guiding is adjusted assembly and is made up of guiding adjustment screw rod (14) and cylindrical nuts (18), described cylindrical nuts is arranged in the transverse groove of back leading truck, guiding is adjusted screw rod and is passed slotted hole, and its middle part cooperates with the cylindrical nuts spiral.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100741648A CN101537460B (en) | 2009-04-17 | 2009-04-17 | Thin-walled multiply bellows straight-side port closing device |
| PCT/CN2010/000228 WO2010118625A1 (en) | 2009-04-17 | 2010-02-22 | Sealing device for straight edge end of multilayer thin-walled corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100741648A CN101537460B (en) | 2009-04-17 | 2009-04-17 | Thin-walled multiply bellows straight-side port closing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101537460A CN101537460A (en) | 2009-09-23 |
| CN101537460B true CN101537460B (en) | 2011-03-16 |
Family
ID=41120974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100741648A Expired - Fee Related CN101537460B (en) | 2009-04-17 | 2009-04-17 | Thin-walled multiply bellows straight-side port closing device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101537460B (en) |
| WO (1) | WO2010118625A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537460B (en) * | 2009-04-17 | 2011-03-16 | 秦皇岛北方管业有限公司 | Thin-walled multiply bellows straight-side port closing device |
| CN102756224B (en) * | 2011-04-29 | 2016-12-21 | 宁波摩科机器人科技有限公司 | Special bellows-welding welder |
| CN108865281B (en) * | 2018-07-17 | 2020-04-17 | 绩溪县徽菜宝生物科技有限公司 | Thin-wall high-strength crop straw gasification furnace |
| CN109692917B (en) * | 2019-02-14 | 2023-10-20 | 宁波埃美柯铜阀门有限公司 | Automatic forming equipment for corrugated pipe opening of stainless steel air conditioner |
| CN114192603A (en) * | 2021-12-14 | 2022-03-18 | 上海航天精密机械研究所 | Method for controlling interlayer redundancy and eliminating interlayer gap of multilayer metal corrugated pipe |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201455132U (en) * | 2009-04-17 | 2010-05-12 | 秦皇岛北方管业有限公司 | Straight edge port closing device for super-large-diameter thin-walled multilayer corrugated pipe |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU863283A1 (en) * | 1980-02-15 | 1981-09-15 | Белгородский филиал Всесоюзного проектно-конструкторского технологического института атомного машиностроения и котлостроения | Device for pre-welding assembling of parts |
| RU2087284C1 (en) * | 1995-06-21 | 1997-08-20 | Научно-производственное предприятие "Технотрон" | Device for seam resistance welding of bellows |
| CN2331473Y (en) * | 1998-05-12 | 1999-08-04 | 王黔平 | Multifunction automatic machine tool for welding container |
| CN2728696Y (en) * | 2004-10-09 | 2005-09-28 | 南通永成机电设备有限公司 | Automatic angle welding machine |
| CN101537460B (en) * | 2009-04-17 | 2011-03-16 | 秦皇岛北方管业有限公司 | Thin-walled multiply bellows straight-side port closing device |
-
2009
- 2009-04-17 CN CN2009100741648A patent/CN101537460B/en not_active Expired - Fee Related
-
2010
- 2010-02-22 WO PCT/CN2010/000228 patent/WO2010118625A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201455132U (en) * | 2009-04-17 | 2010-05-12 | 秦皇岛北方管业有限公司 | Straight edge port closing device for super-large-diameter thin-walled multilayer corrugated pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010118625A1 (en) | 2010-10-21 |
| CN101537460A (en) | 2009-09-23 |
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Granted publication date: 20110316 Termination date: 20190417 |